Definition from Wiktionary, the free dictionary
- Intended to reduce environmental noise.
- According to the antinoise law, the pubs have to close by midnight.
- (of a noise) Capable of neutralizing another noise.
- I have invented an antinoise raygun.
- A sound wave, of the same amplitude but of opposite phase to that of an unwanted sound, that can neutralize the unwanted sound using destructive interference.